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2 | 2 | |
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3 | 3 | The Actions Semi Owl Clock Management Unit generates and supplies clock |
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4 | 4 | to various controllers within the SoC. The clock binding described here is |
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5 | | -applicable to S900 and S700 SoC's. |
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| 5 | +applicable to S900, S700 and S500 SoC's. |
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6 | 6 | |
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7 | 7 | Required Properties: |
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8 | 8 | |
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9 | 9 | - compatible: should be one of the following, |
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10 | 10 | "actions,s900-cmu" |
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11 | 11 | "actions,s700-cmu" |
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| 12 | + "actions,s500-cmu" |
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12 | 13 | - reg: physical base address of the controller and length of memory mapped |
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13 | 14 | region. |
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14 | 15 | - clocks: Reference to the parent clocks ("hosc", "losc") |
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15 | 16 | - #clock-cells: should be 1. |
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| 17 | +- #reset-cells: should be 1. |
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16 | 18 | |
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17 | 19 | Each clock is assigned an identifier, and client nodes can use this identifier |
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18 | 20 | to specify the clock which they consume. |
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19 | 21 | |
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20 | 22 | All available clocks are defined as preprocessor macros in corresponding |
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21 | | -dt-bindings/clock/actions,s900-cmu.h or actions,s700-cmu.h header and can be |
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22 | | -used in device tree sources. |
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| 23 | +dt-bindings/clock/actions,s900-cmu.h or actions,s700-cmu.h or |
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| 24 | +actions,s500-cmu.h header and can be used in device tree sources. |
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23 | 25 | |
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24 | 26 | External clocks: |
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25 | 27 | |
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.. | .. |
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36 | 38 | reg = <0x0 0xe0160000 0x0 0x1000>; |
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37 | 39 | clocks = <&hosc>, <&losc>; |
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38 | 40 | #clock-cells = <1>; |
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| 41 | + #reset-cells = <1>; |
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39 | 42 | }; |
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40 | 43 | |
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41 | 44 | Example: UART controller node that consumes clock generated by the clock |
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